CN111511125B

CN111511125B - A lamination equipment that is arranged in USB seat and FPC welding process

Info

Publication number: CN111511125B
Application number: CN202010344661.1A
Authority: CN
Inventors: 梁大定; 周萍
Original assignee: Oppo Chongqing Intelligent Technology Co Ltd
Current assignee: Oppo Chongqing Intelligent Technology Co Ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2021-10-15
Anticipated expiration: 2040-04-27
Also published as: CN111511125A

Abstract

The application provides a lamination equipment that is arranged in USB seat and FPC welding process, this lamination equipment includes: the device comprises a base, a lower bearing device, an upper bearing device, a driving device and a fixing device; the lower bearing device comprises a lower bearing plate and a surface mounting jig; the lower bearing plate is fixed on the base; the surface mounting jig is clamped on the lower bearing plate; the surface mounting jig is used for bearing a welding assembly to be pressed; the upper bearing device and the lower bearing device are arranged oppositely, the upper bearing device comprises an upper bearing plate and an upper pressure plate, and the upper pressure plate is clamped on the upper bearing plate; the driving device is fixedly connected with the base through a support plate and is used for driving the upper bearing device to move close to or far away from the lower bearing device; the fixing device is fixedly connected with the upper bearing plate. This lamination equipment has solved artifical manually operation's the inaccurate quality abnormal problem that rocks and bring during the pressfitting, can improve the yield of product by a wide margin, can guarantee product quality's stability simultaneously.

Description

A lamination equipment that is arranged in USB seat and FPC welding process

Technical Field

The invention relates to the technical field of auxiliary equipment in the welding process of a USB (universal serial bus) seat and an FPC (flexible printed circuit), in particular to a pressing device used in the welding process of the USB seat and the FPC.

Background

The demand of ID design such as cell-phone, panel computer, more and more Type C Type (24pin 16pin etc.) USB paster on FPC, because of FPC itself is softer, easy fold rises and sticks up, can not fully contact can cause between USB and FPC behind the paster to float height bad such as pseudo-welding, consequently need be with the help of external force pressfitting USB body behind the paster, USB and FPC pad fully contact when guaranteeing to weld. The current scheme is that manual pressfitting is utilized, and staff's manual pressfitting USB seat behind the paster pushes down after counterpoint OK promptly, ensures that USB seat and FPC pad are hugged closely together, solves the USB welding harmfully that FPC rises to stick up and cause. However, the above manual operation method can solve the problem of welding abnormality caused by the warpage of the patch to some extent, but the following problems still need to be solved: 1. the yield is low, and the product is easy to shake in the pressing process of manual operation, so that the displacement or poor tin connection is caused, and the overall yield of the product is low; 2. the difference of the operation mode or the work proficiency of each worker causes the product quality to be uneven, namely the assembly process of the product is not standardized enough, the product quality assembled by different batches or different workers or the same worker under different states is not uniform, the integral quality stability of the product is poor, and the difficulty of product quality control is improved.

Disclosure of Invention

The embodiment of the application provides a lamination equipment that is arranged in USB seat and FPC welding process, lamination equipment includes:

a base;

the lower bearing device comprises a lower bearing plate and a surface mounting jig; the lower bearing plate is fixed on the base; the surface mounting jig is clamped on the lower bearing plate; the surface mounting jig is used for bearing a welding assembly to be pressed; the welding assembly at least comprises a USB seat and an FPC;

the upper bearing device is arranged opposite to the lower bearing device and comprises an upper bearing plate and an upper pressing plate, and the upper pressing plate is clamped on the upper bearing plate;

the driving device is fixedly connected with the base through a support plate and is used for driving the upper bearing device to move close to or away from the lower bearing device so that the upper pressing plate can be pressed on the welding assembly on the surface mounting jig;

and the fixing device is fixedly connected with the upper bearing plate and used for clamping and fixing the patch jig and the upper pressure plate when the upper pressure plate is pressed on the welding assembly.

Compared with the traditional production mode, the pressing equipment for the welding process of the USB seat and the FPC solves the problems of inaccurate alignment of manual operation and abnormal quality caused by shaking during pressing, can greatly improve the yield of products, and can ensure the stability of the quality of the products; in addition, the operation and turnover are convenient, meanwhile, the paster fixture with various specifications can be compatible, and a foundation is laid for realizing on-line automatic pressing.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic overall structure diagram of an embodiment of a bonding apparatus used in a process of soldering a USB socket and an FPC according to the present application;

FIG. 2 is a schematic diagram of a disassembled structure of the pressing device in the embodiment of FIG. 1;

FIG. 3 is a schematic structural diagram of a lower carrier in the embodiment of FIG. 1;

FIG. 4 is a schematic exploded view of the lower carrier in the embodiment of FIG. 3;

FIG. 5 is a schematic structural diagram of the upper carrying device and the fixing device in the embodiment of FIG. 1;

FIG. 6 is a schematic structural diagram of the upper supporting device and the fixing device in another view of the embodiment of FIG. 5;

FIG. 7 is a schematic view of the structure of the fixing device in the embodiment of FIG. 6;

FIG. 8 is a schematic, exploded view of the fastening device of FIG. 7;

fig. 9 is a structural view of the second connector of fig. 8.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Likewise, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive step are within the scope of the present invention.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

As used herein, an "electronic device" (or simply "terminal") includes, but is not limited to, an apparatus that is configured to receive/transmit communication signals via a wireline connection, such as via a Public Switched Telephone Network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface (e.g., for a cellular network, a Wireless Local Area Network (WLAN), a digital television network such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communication terminal). A communication terminal arranged to communicate over a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "mobile terminal". Examples of mobile terminals include, but are not limited to, satellite or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; PDAs that may include radiotelephones, pagers, internet/intranet access, Web browsers, notepads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. A cellular phone is an electronic device equipped with a cellular communication module.

Referring to fig. 1 and fig. 2 together, fig. 1 is a schematic overall structure diagram of an embodiment of a pressing device used in a process of soldering a USB socket and an FPC according to the present application, and fig. 2 is a schematic disassembly structure diagram of the pressing device in the embodiment of fig. 1; it should be noted that the pressing device in the present application is used for pressing the USB socket and the FPC during the welding process, and the welding assembly formed after the USB socket and the FPC are welded is used in an electronic device, and the electronic device may include a mobile phone, a tablet computer, a notebook computer, a wearable device, and the like. The pressing device used in the process of soldering the USB socket and the FPC in this embodiment includes, but is not limited to, the base 100, the lower carrier 200, the upper carrier 300, the driving device 400, and the fixing device 500. It should be noted that the terms "comprises" and "comprising," and any variations thereof, in the embodiments of the present application, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or may alternatively include other steps or elements inherent to such process, method, article, or apparatus.

Specifically, the base 100 may be a workbench or a box structure, and the upper surface of the workbench is disposed on the key 110, and the interior of the workbench may also be a structure such as a control circuit board (not shown) for controlling the whole pressing device, and the detailed structure of the base 100 is within the understanding range of those skilled in the art and will not be described in detail herein.

In some embodiments, please refer to fig. 3 and fig. 4 together, in which fig. 3 is a schematic structural diagram of the lower carrier device in the embodiment of fig. 1, and fig. 4 is a schematic structural diagram of the lower carrier device in the embodiment of fig. 3; the lower carrier 200 in this embodiment includes a lower carrier 210 and a chip fixture 220; the lower carrier plate 210 is fixed on the base 100; the chip mounting jig 220 is clamped on the lower bearing plate 210; the surface mount jig 220 is used for carrying a welding assembly (not shown) to be pressed; the welding assembly at least comprises a USB socket and an FPC. With reference to fig. 4, the lower carrier 200 further includes a plurality of auxiliary fixtures 230, the plurality of auxiliary fixtures 230 are detachably connected to the lower carrier 210, and together enclose a receiving area 201 for receiving the chip fixture 220, and the chip fixture 220 is engaged with the plurality of auxiliary fixtures 230; the patch jig 220 with different sizes can be fixed by adjusting the connection positions of the auxiliary fixtures 230 and the lower carrier plate 210.

Optionally, referring to fig. 5 and fig. 6 together, fig. 5 is a schematic structural view of the upper carrying device and the fixing device in the embodiment of fig. 1, and fig. 6 is a schematic structural view of the upper carrying device and the fixing device in another view in the embodiment of fig. 5; the upper carrying device 300 of the present embodiment is disposed opposite to the lower carrying device 200, the upper carrying device 300 includes an upper carrying plate 310 and an upper pressing plate 320, and the upper pressing plate 320 is clamped to the upper carrying plate 310. Referring to fig. 6, the upper supporting device 300 further includes an auxiliary fixing unit 330; the auxiliary fixing unit 330 is detachably connected to the upper loading plate 310, and the upper pressing plate 320 is connected to the upper loading plate 310 through the auxiliary fixing unit 330; the upper press plate 320 of different sizes is fixed by adjusting the connection position of the auxiliary fixing unit 330 with the upper loading plate 310.

In some embodiments, the auxiliary fixing unit 330 includes a first auxiliary pressing plate 331 and a second auxiliary pressing plate 332; the first auxiliary pressing plate 331 and the second auxiliary pressing plate 332 are respectively provided with an L-shaped auxiliary pressing block 333, and the L-shaped auxiliary pressing block 333 is correspondingly clamped with the upper pressing plate 320. Optionally, in this embodiment, the number of the L-shaped auxiliary pressing blocks 333 is four, and the four L-shaped auxiliary pressing blocks are respectively arranged corresponding to four corner positions of the upper pressing plate 320; the first auxiliary pressing plate 331 and the second auxiliary pressing plate 332 are respectively provided with two L-shaped auxiliary pressing blocks 333 correspondingly. It should be noted that the terms "first", "second" and "third" in the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of indicated technical features. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Optionally, with continued reference to fig. 5, the upper carrying device 300 further includes a position sensor 340, and the position sensor 340 is fixedly connected to the upper carrying plate 310 and is configured to detect a position state of the upper press plate 320. The position sensor 340 may be a travel switch or an optical sensor, such as a laser sensor or an infrared sensor, which are not listed and described in detail herein.

Referring to fig. 1 and fig. 2, in some embodiments, the driving device 400 is fixedly connected to the base 100 through a support plate 600, and the driving device 400 is configured to drive the upper carrying device 300 to move closer to or away from the lower carrying device 200, so that the upper pressing plate 320 can be pressed on the welding assembly on the chip fixture 220. Optionally, the driving device 400 includes a driving unit 410 and a connecting bracket 420; the support plate 600 comprises a support transverse plate 610, a first support vertical plate 620 and a second support vertical plate 630, and both ends of the support transverse plate 610 are respectively connected with the base 100 through the first support vertical plate 620 and the second support vertical plate 630; the driving unit 410 is fixedly connected to the bracket horizontal plate 610 and connected to the upper supporting plate 310 through the connecting bracket 420, and the driving unit 410 drives the upper supporting plate 310 to move close to or away from the lower supporting device 200 through the connecting bracket 420. Alternatively, the driving unit 410 may be a pneumatic cylinder, a hydraulic cylinder, a linear motor, etc., and is not limited in detail herein.

Referring to fig. 2, in some embodiments, the pressing device further includes an elastic buffer device 700, where the elastic buffer device 700 is fixed on the base 100, specifically, fixed on the same surface of the base 100 as the lower carrying device 200; the buffer head of the elastic buffer device 700 faces the upper bearing device 300, and is used for realizing elastic buffer and limiting of the limit position of the upper bearing device 300. In this embodiment, the pressing apparatus includes two elastic buffering devices 700 respectively disposed on two opposite sides of the lower supporting device 200. In some other embodiments, a plurality of elastic buffering devices 700 may be provided, and are not limited herein. It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In some embodiments, referring to fig. 2, the pressing device includes a grating sensing device 800, and the grating sensing device 800 is fixed to the first support riser 620 or the second support riser 630 and extends along a direction in which the upper supporting device 300 and the lower supporting device 200 move relative to each other. In this embodiment, the grating sensing device 800 includes an emitting end 810 and a receiving end 820, and the emitting end 810 and the receiving end 820 are respectively disposed on the first support riser 620 and the second support riser 630. The grating sensor 800 is used to prevent the hands of the operator or the robot device from being caught when the upper carrier 300 and the lower carrier 200 are aligned to clamp the welded assembly.

With reference to fig. 1 and fig. 2, the pressing device further includes a guiding device 900, the guiding device 900 is fixedly disposed on the base 100, and the upper supporting plate 300 is slidably connected to the guiding device 900 and can slide along the guiding device 900 to move toward or away from the lower supporting device 200. Optionally, in this embodiment, the guiding device 900 is a plurality of guiding posts, please refer to fig. 5 and fig. 6, the upper bearing plate 310 is provided with a plurality of sliding sleeves 350 corresponding to the guiding posts, and the plurality of sliding sleeves 350 are embedded on the upper bearing plate 310; the guide posts are in sliding engagement with the sliding sleeve 350.

Referring to fig. 6 to 9, fig. 7 is a schematic structural view of the fixing device in the embodiment of fig. 6, fig. 8 is a schematic structural exploded view of the fixing device in fig. 7, and fig. 9 is a schematic structural view of the second connecting member in fig. 8; the fixing device 500 in this embodiment is fixedly connected to the upper supporting plate 310, and is used for clamping and fixing the chip fixture 220 and the upper pressing plate 320 when the upper pressing plate 320 is pressed on the welding assembly. The fixing device 500 includes a fixing driving unit 510, a connecting member 520, and a engaging member 530; the engaging member 530 is connected to the fixed driving unit 510 through the connecting member 520, and can move towards the side of the whole structure after the upper press plate 320 and the surface mount device 220 are aligned and pressed to the welding assembly under the driving of the fixed driving unit 510, so as to engage and fix the upper press plate 320 and the surface mount device 220 from the side of the upper press plate 320 and the surface mount device 220. The fixed driving unit 510 may be a pneumatic cylinder, a hydraulic cylinder, a linear motor, etc., and is not listed here within the understanding scope of those skilled in the art.

In some embodiments, the connecting member 520 includes a first connecting member 521 and a second connecting member 522, the first connecting member 521 is connected to the fixed driving unit 510 and the second connecting member 522, respectively, and the second connecting member 522 is used for connecting the first connecting member 521 and the engaging member 530; the second connecting member 522 is provided with a first connecting groove 5221 and a second connecting groove 5222, and the first connecting member 521 and the engaging member 530 are respectively inserted into the first connecting groove 5221 and the second connecting groove 5222 to realize the fixed connection with the second connecting member 522.

Optionally, the engaging member 530 is an L-shaped structure, and includes a connecting portion 531 and an engaging portion 532, the connecting portion 531 is connected to the second connecting member 522, and the engaging portion 532 extends toward the upper platen 320, that is, toward the inner side of the pressing device.

Referring to fig. 6, in some embodiments, the pressing device includes two fixing devices 500, and the two fixing devices 500 are respectively fixed at two opposite ends of a side surface of the upper carrying plate 310 facing the lower carrying device 200; the adhesive tape attaching jig 220 is used for being clamped and fixed with the upper pressing plate 320 from two opposite sides.

The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a lamination equipment that is arranged in USB seat and FPC welding process which characterized in that, lamination equipment includes:

a base;

the two fixing devices are respectively and fixedly arranged at two opposite ends of one side surface of the upper bearing plate facing the lower bearing device, and each fixing device comprises a fixed driving unit, a connecting piece and a clamping piece; the clamping piece is connected with the fixed driving unit through the connecting piece and can move towards the side face of the overall structure after the upper pressing plate and the patch jig are aligned and pressed on the welding assembly under the driving of the fixed driving unit, and then the upper pressing plate and the patch jig are clamped and fixed from the side face positions of the upper pressing plate and the patch jig.

2. The laminating device according to claim 1, further comprising a guide device, wherein the guide device is fixedly arranged on the base, and the upper carrier plate is slidably connected with the guide device and can slide along the guide device to move towards or away from the lower carrier device.

3. The laminating apparatus according to claim 2, wherein the guiding means is a plurality of guiding posts, and the upper carrier plate is provided with a plurality of sliding sleeves corresponding to the plurality of guiding posts, the guiding posts being slidably engaged with the sliding sleeves.

4. The laminating arrangement according to claim 1, wherein the drive arrangement comprises a drive unit and a connecting bracket; the support plate comprises a support transverse plate, a first support vertical plate and a second support vertical plate, and two ends of the support transverse plate are connected with the base through the first support vertical plate and the second support vertical plate respectively; the driving unit is fixedly connected with the transverse plate of the bracket and is connected with the upper bearing plate through the connecting bracket, and the driving unit drives the upper bearing plate to be close to or far away from the lower bearing device to move through the connecting bracket.

5. The laminating device according to claim 1, wherein the upper carrier further comprises a position sensor, the position sensor is fixedly connected to the upper carrier plate for detecting a position status of the upper platen.

6. The laminating apparatus of claim 1, wherein the upper carrier includes an auxiliary securing unit, the auxiliary securing unit being removably coupled to the upper carrier plate, the upper platen being coupled to the upper carrier plate via the auxiliary securing unit; the upper pressing plates with different sizes are fixed by adjusting the connecting positions of the auxiliary fixing units and the upper bearing plate.

7. The laminating apparatus according to claim 6, wherein the auxiliary fixing unit includes a first auxiliary pressing plate and a second auxiliary pressing plate; and the first auxiliary pressing plate and the second auxiliary pressing plate are respectively provided with an L-shaped auxiliary pressing block, and the L-shaped auxiliary pressing block is used for correspondingly clamping the upper pressing plate.

8. The laminating device according to claim 1, wherein the connecting member includes a first connecting member and a second connecting member, the first connecting member being connected to the stationary driving unit and the second connecting member, respectively, the second connecting member being configured to connect the first connecting member and the engaging member; the second connecting piece is provided with a first connecting groove and a second connecting groove, and the first connecting piece and the clamping piece are respectively inserted into the first connecting groove and the second connecting groove to realize fixed connection with the second connecting piece.

9. The laminating device according to claim 8, wherein the engaging member is of an L-shaped structure, and comprises a connecting portion and an engaging portion, the connecting portion is connected to the second connecting member, and the engaging portion extends toward the upper platen.

10. The laminating equipment according to claim 1, wherein the lower carrier further comprises a plurality of auxiliary fixtures, the auxiliary fixtures are detachably connected with the lower carrier respectively and jointly enclose a receiving area for receiving the surface mount fixture, and the surface mount fixture is in clamping fit with the auxiliary fixtures; and fixing the patch fixtures with different sizes by adjusting the connection positions of the auxiliary fixing pieces and the lower bearing plate.

11. The laminating device according to claim 1, wherein the laminating device comprises an elastic buffer device, the elastic buffer device is fixedly arranged on the base, and a buffer head of the elastic buffer device faces the upper bearing device, so as to realize elastic buffering of the upper bearing device and limiting of a limit position.

12. The laminating device of claim 4, wherein the laminating device includes a light barrier sensing device secured to the first or second support riser and extending in a direction of relative movement of the upper and lower carriers.